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Side by Side Diff: runtime/vm/intermediate_language.cc

Issue 2850783002: Dart SDK Spelling b, c, and d. (Closed)
Patch Set: Created 3 years, 7 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/intermediate_language.h" 5 #include "vm/intermediate_language.h"
6 6
7 #include "vm/bit_vector.h" 7 #include "vm/bit_vector.h"
8 #include "vm/bootstrap.h" 8 #include "vm/bootstrap.h"
9 #include "vm/compiler.h" 9 #include "vm/compiler.h"
10 #include "vm/constant_propagator.h" 10 #include "vm/constant_propagator.h"
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269 ASSERT(IsDenseSwitch()); 269 ASSERT(IsDenseSwitch());
270 intptr_t mask = 0; 270 intptr_t mask = 0;
271 for (intptr_t i = 0; i < cids_.length(); ++i) { 271 for (intptr_t i = 0; i < cids_.length(); ++i) {
272 mask |= static_cast<intptr_t>(1) << (cids_[i] - cids_[0]); 272 mask |= static_cast<intptr_t>(1) << (cids_[i] - cids_[0]);
273 } 273 }
274 return mask; 274 return mask;
275 } 275 }
276 276
277 277
278 bool CheckClassInstr::IsDenseMask(intptr_t mask) { 278 bool CheckClassInstr::IsDenseMask(intptr_t mask) {
279 // Returns true if the mask is a continuos sequence of ones in its binary 279 // Returns true if the mask is a continuous sequence of ones in its binary
280 // representation (i.e. no holes) 280 // representation (i.e. no holes)
281 return mask == -1 || Utils::IsPowerOfTwo(mask + 1); 281 return mask == -1 || Utils::IsPowerOfTwo(mask + 1);
282 } 282 }
283 283
284 284
285 bool LoadFieldInstr::IsUnboxedLoad() const { 285 bool LoadFieldInstr::IsUnboxedLoad() const {
286 return FLAG_unbox_numeric_fields && (field() != NULL) && 286 return FLAG_unbox_numeric_fields && (field() != NULL) &&
287 FlowGraphCompiler::IsUnboxedField(*field()); 287 FlowGraphCompiler::IsUnboxedField(*field());
288 } 288 }
289 289
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2307 } 2307 }
2308 2308
2309 2309
2310 Definition* UnboxedIntConverterInstr::Canonicalize(FlowGraph* flow_graph) { 2310 Definition* UnboxedIntConverterInstr::Canonicalize(FlowGraph* flow_graph) {
2311 if (!HasUses()) return NULL; 2311 if (!HasUses()) return NULL;
2312 2312
2313 UnboxedIntConverterInstr* box_defn = 2313 UnboxedIntConverterInstr* box_defn =
2314 value()->definition()->AsUnboxedIntConverter(); 2314 value()->definition()->AsUnboxedIntConverter();
2315 if ((box_defn != NULL) && (box_defn->representation() == from())) { 2315 if ((box_defn != NULL) && (box_defn->representation() == from())) {
2316 if (box_defn->from() == to()) { 2316 if (box_defn->from() == to()) {
2317 // Do not erase truncating convertions from 64-bit value to 32-bit values 2317 // Do not erase truncating conversions from 64-bit value to 32-bit values
2318 // because such convertions erase upper 32 bits. 2318 // because such conversions erase upper 32 bits.
2319 if ((box_defn->from() == kUnboxedMint) && box_defn->is_truncating()) { 2319 if ((box_defn->from() == kUnboxedMint) && box_defn->is_truncating()) {
2320 return this; 2320 return this;
2321 } 2321 }
2322 return box_defn->value()->definition(); 2322 return box_defn->value()->definition();
2323 } 2323 }
2324 2324
2325 UnboxedIntConverterInstr* converter = new UnboxedIntConverterInstr( 2325 UnboxedIntConverterInstr* converter = new UnboxedIntConverterInstr(
2326 box_defn->from(), representation(), box_defn->value()->CopyWithType(), 2326 box_defn->from(), representation(), box_defn->value()->CopyWithType(),
2327 (to() == kUnboxedInt32) ? GetDeoptId() : Thread::kNoDeoptId); 2327 (to() == kUnboxedInt32) ? GetDeoptId() : Thread::kNoDeoptId);
2328 if ((representation() == kUnboxedInt32) && is_truncating()) { 2328 if ((representation() == kUnboxedInt32) && is_truncating()) {
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4183 "native function '%s' (%" Pd " arguments) cannot be found", 4183 "native function '%s' (%" Pd " arguments) cannot be found",
4184 native_name().ToCString(), function().NumParameters()); 4184 native_name().ToCString(), function().NumParameters());
4185 } 4185 }
4186 set_is_auto_scope(auto_setup_scope); 4186 set_is_auto_scope(auto_setup_scope);
4187 set_native_c_function(native_function); 4187 set_native_c_function(native_function);
4188 } 4188 }
4189 4189
4190 #undef __ 4190 #undef __
4191 4191
4192 } // namespace dart 4192 } // namespace dart
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